There not cheap don't hold he to this. The headers ceramic coated inside and out supplied with new copper gaskets are $1350.00. A complete system with his polished stainless muffler is $2000.00. This exhaust was custom built to fit the Roadster. If you have an earlier model it hasn't been fitted to one yet. It should bolt straight on but no guarantees till it's tried.
State side shipping with tracking is about $95 to $100 AUD Also the prices quoted will be less 10% for overseas buyers as you dont pay GST for export items.